Home / 8,230.01-12,345.55-2,386.13

Finding the Fourth Proportional to 8,230.01, 12,345.55 and 2,386.13

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Solution

The fourth proportional to 8,230.01, 12,345.55 and 2,386.13 is: 3,579.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230.01 : 12,345.55 = 2,386.13 : x
  2. Step 2: Convert to fraction form
    8,230.01/12,345.55 = 2,386.13/x
  3. Step 3: Cross multiply
    8,230.01x = 12,345.55 × 2,386.13
  4. Step 4: Simplify right side
    8,230.01x = 29,458,019.53
  5. Step 5: Solve for x
    x = 29,458,019.53/8,230.01
  6. Step 6: Final answer
    x = 3,579.34

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.